2min chapter

The Array Cast cover image

Fold and Other Functional Conjunctions

The Array Cast

CHAPTER

Folding Primitives: A Tool for Functional Programming

Marshall: fold should and should be a useful tool for others. I've spent some time thinking about the functions derived from the backslash in apl meaning the scans they're not defined to be diadic so we could throw in some left argument there that would extend the main to do all of this somehow how would that be designed? He says he's certainly a bit envious of having all the possibilities there. Whether it's whether it's worth learning will be up to each user but if you think functional programming is important then you need a better looping primitive, Marshall adds.

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